The Life Lab by Death Clock

brent@mostdays.com

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Dr. Stephanie Cook on Cortisol and Chronic Stress

June 26, 2026

This week, Brent speaks with Dr. Stephanie Cook, a researcher specializing in stress and cardiovascular health, who breaks down the science of chronic stress, cortisol, and the body's stress-response system. She explains how stress can influence everything from sleep and inflammation to heart disease risk, why our perception of stress matters as much as the stressor itself, and how factors like relationships, social support, income, and environment shape our ability to recover. The conversati...

Dr. Loren Walensky on Peptides

June 19, 2026

In this episode, Brent speaks with physician-scientist Dr. Loren Walensky to explore the rapidly growing world of peptides, GLP-1 drugs, and experimental health interventions. As compounds like semaglutide, BPC-157, and other peptides gain popularity in wellness and longevity circles, Walensky explains the critical difference between therapies that have been rigorously tested and those that are being used long before the science is settled. The conversation covers obesity, willpower, off-labe...

Dr. Ann Marie Navar on Rethinking Statins

June 12, 2026

In this episode, preventive cardiologist Dr. Ann Marie Navar, a member of the committee that helped shape the American Heart Association's new recommendations for earlier cholesterol management, explains why many experts believe cardiovascular prevention should begin decades before most people ever experience symptoms. Dr. Navar explains why lowering LDL cholesterol earlier in life can have lasting benefits decades later, how ApoB and lipoprotein(a) are reshaping the way experts think about h...